Twitter and Omnicom Strike $230 Million Mobile Ad Deal — Omnicom Media Group announced a mobile-focused deal with Twitter on Tuesday, worth $230 million over the next two years. — The deal will integrate Omnicom's programmatic ad buying unit Accuen with Twitter's ad exchange MoPub …

Billboard Twitter Real-Time Charts Go Live — Today, Billboard and Twitter officially launch the Billboard Twitter Real-Time Charts. These new, interactive charts redefine how fans interact with, and influence, popular content by ranking the most popular songs being shared on Twitter in the U.S.